Changes have been made so that Canon imageRUNNER 2204F, 2204N printers not supported by macOS Sierra v10.12/OS X El Capitan v10.11/OS X Yosemite v10.10/OS X Mavericks OS X v10.9 will be deleted when installing the Canon imageRUNNER 2204F, 2204N printer driver on those operating systems.If the Canon imageRUNNER 2204F, 2204N printer you are using has been deleted, please add it again.